diff --git a/application/src/main/java/run/halo/app/theme/finders/impl/CommentPublicQueryServiceImpl.java b/application/src/main/java/run/halo/app/theme/finders/impl/CommentPublicQueryServiceImpl.java
index 426b11077..ccb04c2e7 100644
--- a/application/src/main/java/run/halo/app/theme/finders/impl/CommentPublicQueryServiceImpl.java
+++ b/application/src/main/java/run/halo/app/theme/finders/impl/CommentPublicQueryServiceImpl.java
@@ -99,7 +99,7 @@ public class CommentPublicQueryServiceImpl implements CommentPublicQueryService
     public Mono<ListResult<CommentWithReplyVo>> convertToWithReplyVo(ListResult<CommentVo> comments,
         int replySize) {
         return Flux.fromIterable(comments.getItems())
-            .flatMap(commentVo -> {
+            .concatMap(commentVo -> {
                 var commentName = commentVo.getMetadata().getName();
                 return listReply(commentName, 1, replySize)
                     .map(replyList -> CommentWithReplyVo.from(commentVo)